Home / 946,905.15-1,306,729.11-517,186.29

Finding the Fourth Proportional to 946,905.15, 1,306,729.11 and 517,186.29

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Solution

The fourth proportional to 946,905.15, 1,306,729.11 and 517,186.29 is: 713,717.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,905.15 : 1,306,729.11 = 517,186.29 : x
  2. Step 2: Convert to fraction form
    946,905.15/1,306,729.11 = 517,186.29/x
  3. Step 3: Cross multiply
    946,905.15x = 1,306,729.11 × 517,186.29
  4. Step 4: Simplify right side
    946,905.15x = 675,822,380,435.90
  5. Step 5: Solve for x
    x = 675,822,380,435.90/946,905.15
  6. Step 6: Final answer
    x = 713,717.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.